Since its foundation in 2000, Hebei Huanyu Noise Barriers Co., Ltd. has been in the field of noise controlling for more than 10 years. It has won a lot of customers’ acceptance and trust for providing premium soundproofing products and considerable after-sales service. Our engineers can recommend a couple of cases for you or your customer. If you have any problem about controlling noise, just call or email us.

With the increasing numbers of vehicles and economy development, noise pollution problem has been so popular. Generally speaking, the damage from noise depends on the level of noise and the length of time you listen to the noise. Noise levels can be measured in decibels or dB. The higher the decibel level, the worse to hearing loss. It is known that sounds that are higher than 85dB can cause permanent hearing loss.